For the Curious
The Custer Institute and Observatory is Long Island's oldest public observatory (est.1927). Open to the public every Saturday evening from dusk until midnight, our staff of volunteers will give you a tour of the facilities and the night sky through our powerful telescopes. Custer has a library, museum, and gift shop. Frequent lectures, classes,concerts, art exhibits and other special events.
News, shopping, & Resources
Your online destination for more news & articles on planets, cosmology, NASA, space missions, than you can shake a stick at!
Free Backyard Astronomy Mini-course
Video: Choose A Telescope
So You Wanna Buy a Telescope...
An Eyepiece Primer (A. Nagler)
Star Party Etiquette
Before You Buy a Telescope...
A Guide to Binoculars
Observing the Moon
Orion Video Guides
Video: Intro to Astrophotography
Collimation & D.I.Y.
Collimation: Newtonian Reflector
Video: Newtonian Collimation
Video1: Schmidt-Cassegrain Collimation
Video2: Schmidt-Cassegrain Collimation
Home Built Astronomy Projects
Sky & Tel: DIY
Ici In Space: DIY (lots!)